207 results
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Male - Dimple sign ... Dermatofibroma #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Bullous pemphigoid and pemphigus vulgaris

Comparison Table via Physical Examination, Nikolsky Sign and Differential Diagnoses

#Diagnosis #Dermatology #Bullous
Examination, Nikolsky Sign ... and Differential ... Diagnoses #Diagnosis ... #Dermatology #Bullous ... Pemphigus #Vulgaris #Differential
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... -6011359#5 #diagnosis ... #differential # ... symptoms #signs ... #dermatology #skin
An Approach to the Unknown Rash: Erythematous Rash 

#Diagnosis #Dermatology #Erythematous #Rash #Differential #Algorithm #Nikolsky #Sign
Erythematous Rash #Diagnosis ... #Dermatology #Erythematous ... #Rash #Differential ... Algorithm #Nikolsky #Sign
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
#Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... doi.org/10.1016/j.chest ... .2016.12.033 #Halo #Sign ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #CTChest #Cystic ... #Cysts #Differential
Blue nevus 
 - Dark blue-gray macule or papule 
 - Well-circumscribed 
 - Melanin localized
#Blue #Nevus #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
palms/soles - Differential ... diagnosis: secondary ... Pityriasis #rosea #clinical ... #dermatology #photo